Cyber Spies Attack: Is it Safe to Use Public Wifi?

James Lyne, director of technology strategy at Sophos, explains how to stay safe while using public Wifi. He also reveals the London locations that are the most and least secure.
Does Microsoft Matter?
04:55 - Bloomberg’s Tom Keene, Brendan Greeley and Vonnie Quinn look at the Twitter question of the day. They speak on "Bloomberg Surveillance." (Source: Bloomberg)
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